Step 1 clean the wall.
How to paint concrete walls outside.
Step 4 caulk and seal.
Step 2 repair the mortar.
Patch gouged or otherwise damaged areas with concrete filler.
Choose paint for your project.
Step 3 prime the block wall.
There are two basic types of finish on concrete block smooth and split face.
Regardless of the finish and whether the.
Step 5 painting concrete.
Repair any cracks or blemishes in your wall with concrete patch.
Using a solution of trisodium phosphate tsp and warm water clean the.
You will need a paint that is.
Clean the concrete surface with tsp.
All it takes is time and some very careful preparation.
Clean the concrete wall.
When you set out to paint concrete the process.